X+7=3x-8

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Solution for X+7=3x-8 equation: 



X+7=3X-8

We move all terms to the left:

X+7-(3X-8)=0

We get rid of parentheses

X-3X+8+7=0

We add all the numbers together, and all the variables

-2X+15=0

We move all terms containing X to the left, all other terms to the right

-2X=-15

X=-15/-2

X=7+1/2

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